Samsung ML-3471ND/XAX Service Manual page 101

Adjustment and Troubleshooting
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5. Abnormal low temperature
Wait about 1 hour after power on
(below 10°C).
before using printer.
Occur in the toner cartridge,
6. Damaged cleaning blade in the
replace the toner cartridge and
toner cartridge.
try to print out.
Service Manual
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Samsung Electronics